[docs] Add release date of v0.21.1 to changelog.

Signed-off-by: Michael Seifert <m.seifert@digitalernachschub.de>
pytest-dev · Jul 12, 2023 · 82b010d · 82b010d
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commit 82b010d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/source/reference/changelog.rst b/docs/source/reference/changelog.rst
@@ -2,7 +2,7 @@
 Changelog
 =========
 
-0.22.0 (UNRELEASED)
+0.21.1 (2023-07-12)
 ===================
 - Output a proper error message when an invalid ``asyncio_mode`` is selected.
 - Extend warning message about unclosed event loops with additional possible cause.